Mounting and installation of the compact control panels
Periphery board (4 loops)
5
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Building Technologies
008851_s_en_--
Fire Safety
2016-01-27
5.4.2.4 X7 RT alarm and RT fault changeover contacts
Pin
Designation
Description
6
FAU_NC
↑ RT fault ↑ normally closed contact
5
FAU_COM
RT fault center tap (common)
4
FAU_NO
RT fault ↑ normally open contact
3
AL_NC
RT alarm break contact (normally closed)
2
AL_COM
RT alarm center tap (common)
1
AL_NO
RT alarm make contact (normally open)
Admissible cable cross-section: 0.2…1.5 mm²
1
Remote transmission
FAU_…
Diagram of relay in ↑ normal operation = contact 5/4 closed
AL_…
Diagram of relay in normal operation = contact 2/3 closed